Pith Number

pith:VFPB44B3

pith:2009:VFPB44B3ITIXFY5GWSEXMRT6AA

not attested not anchored not stored refs pending

A two-dimensional paradigm for symmetry breaking: the nonlinear Schrodinger equation with a four-well potential

B.A. Malomed, C. Wang, D. J. Frantzeskakis, G. Theocharis, K. J. H. Law, N. Whitaker, P. G. Kevrekidis

arxiv:0904.0255 v1 · 2009-04-01 · nlin.PS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VFPB44B3ITIXFY5GWSEXMRT6AA}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:14:08.157960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a95e1e703b44d172e3a6b48976467e0037084dd2d41ad62be1c9b0b3e613078a

Aliases

arxiv: 0904.0255 · arxiv_version: 0904.0255v1 · doi: 10.48550/arxiv.0904.0255 · pith_short_12: VFPB44B3ITIX · pith_short_16: VFPB44B3ITIXFY5G · pith_short_8: VFPB44B3

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/VFPB44B3ITIXFY5GWSEXMRT6AA \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: a95e1e703b44d172e3a6b48976467e0037084dd2d41ad62be1c9b0b3e613078a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f46aa76dff03c80e9610e4ef36fd397ea1cc1bb81cb2a13e4283335517c8dc2d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2009-04-01T20:17:50Z",
    "title_canon_sha256": "2aec72ab2b52bc3be3f0779e460d37334a2f82e6168c87b82585c78f66a859e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0255",
    "kind": "arxiv",
    "version": 1
  }
}